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## Statistics

Test whether the average patient should pay no more than \$250.

An auditor reviewed 25 oral surgery insurance claims from a particular surgical office, determining that the mean out-of-pocket patient billing above the reimbursed amount was \$275.66 with the standard deviation of \$78.11. (a) At the 5 percent level of significance, does this sample prove a violation of the guideline that the average patient should pay no more than \$250 out-of-pocket? Declare the hypotheses and decision rule (b) Is this a close decision?

Statistics and Probability, Statistics

• Category:- Statistics and Probability
• Reference No.:- M921819

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